DR. FRANCIS GERALD GRESS M.D.
NPI 1851473631
Internal Medicine - Gastroenterology in New York, NY
About Dr. Francis Gerald Gress M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. FRANCIS GERALD GRESS M.D. (NPI 1851473631) is an individual gastroenterology provider in New York, New York, licensed in North Carolina (2003-01235) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, is affiliated with Mount Sinai South Nassau, and is a graduate of Other (1988).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Francis Gerald Gress M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
5Medicare enrollment records show Francis Gress reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New York, NY 10032
- Reassigned Medicare billing, New York enrollment
- 612 clinicians in this Medicare group
Fort Lee, NJ 07024
- Reassigned Medicare billing, New York enrollment
- 1,048 clinicians in this Medicare group
Valley Stream, NY 11580
- Reassigned Medicare billing, New York enrollment
- 302 clinicians in this Medicare group
Wantagh, NY 11793
- Reassigned Medicare billing, New York enrollment
- 572 clinicians in this Medicare group
Jefferson City, TN 37760
- Reassigned Medicare billing, Tennessee enrollment
- 832 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 8
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mount Sinai South Nassau
Acute Care Hospitals · Oceanside, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10032 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEW YORK, NY 10032
NEW YORK, NY 10032
NEW YORK, NY 10032
NEW YORK, NY 10032
NEW YORK, NY 10032
NEW YORK, NY 10032
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Francis Gress's NPI number?
The NPI number for Francis Gress is 1851473631. It was assigned to this individual provider in the NPPES registry on October 20, 2006.
Where is Francis Gress located?
Francis Gress practices at 161 Fort Washington Ave, New York, NY 10032. The listed phone number is (212) 305-1909.
What is Francis Gress's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Francis Gress enrolled in Medicare?
Yes. Francis Gress is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Francis Gress's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Francis Gress reassigns Medicare benefits to 5 organizations: Trustees Of Columbia University In The City Of New York (New York, NY), Trustees Of Columbia University In The City Of New York (Fort Lee, NJ), Mount Sinai School Of Medicine (Valley Stream, NY), North Shore Medical Group Of The Mount Sinai School Of Medicine (Wantagh, NY) and University Health System, Inc (Jefferson City, TN). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Francis Gress's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Francis Gress accept?
Health plans from BlueCross BlueShield of Tennessee and Oscar Insurance Company list Francis Gress as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Francis Gress affiliated with any hospitals?
According to CMS data, Francis Gress is affiliated with Mount Sinai South Nassau.
When was this NPI record last updated?
The NPPES record for Francis Gress was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Francis Gerald Gress, M.D. · NPI 1851473631
Gastroenterology physician in New York, New York. Individual provider, active in the CMS NPPES registry since October 20, 2006.
## Identity
- **NPI:** 1851473631 (Entity type: Individual)
- **Enumerated:** October 20, 2006
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** 2003-01235 (North Carolina)
- **Sole proprietor:** No
## Practice location
- **Address:** 161 FORT WASHINGTON AVE, New York, NY 10032-3729
- **Phone:** (212) 305-1909
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): Trustees Of Columbia University In The City Of New York (NPI 1437176047, New York, NY); Trustees Of Columbia University In The City Of New York (NPI 1982993184, Fort Lee, NJ); Mount Sinai School Of Medicine (NPI 1942777347, Valley Stream, NY); North Shore Medical Group Of The Mount Sinai School Of Medicine (NPI 1992417323, Wantagh, NY); University Health System, Inc (NPI 1083923197, Jefferson City, TN) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1988
## Record status
- **NPPES last updated:** July 21, 2022
- **Other identifiers:** Medicaid 891356T (NC)
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Source: [NPI Profile](https://npiprofile.com/npi/1851473631) · Data from the CMS NPPES public registry.